Republic of Ireland | ||||||
---|---|---|---|---|---|---|
 | Male | Female | ||||
Age (Yrs) | N | Mean (Std) | 95% CI | N | Mean (Std) | 95% CI |
4 | 630 | 16.7 (1.6) | 16.6–16.8 | 772 | 16.6 (1.9) | 16.5–16.7 |
5 | 2474 | 16.6 (1.6) | 16.5–16.7 | 2278 | 16.6 (2) | 16.5–16.7 |
6 | 224 | 16.8 (2.1) | 16.5–17.0 | 152 | 16.6 (1.9) | 16.3–16.9 |
7 | 338 | 17.1 (2.2) | 16.9–17.4 | 451 | 17.6 (3) | 17.3–17.9 |
8 | 1372 | 17.6 (2.8) | 17.5–17.8 | 1327 | 17.9 (2.9) | 17.7–18.1 |
9 | 152 | 17.9 (3.3) | 17.4–18.4 | 85 | 18.2 (3.6) | 17.4–19 |
11 | 327 | 19.5 (3.4) | 19.2–19.9 | 438 | 20.3 (3.8) | 19.9–20.7 |
12 | 1325 | 19.9 (3.6) | 19.7–20.1 | 1381 | 20.3 (4) | 20.1–20.5 |
13 | 206 | 20.1 (3.5) | 19.6–20.6 | 154 | 20.9 (3.9) | 20.2–21.5 |
14 | 608 | 21.2 (3.7) | 20.9–21.5 | 708 | 22.1 (3.8) | 21.9–22.4 |
15 | 1051 | 21.7 (3.5) | 21.5–21.9 | 935 | 22.2 (3.8) | 21.9–22.4 |
16 | 88 | 21.8 (3.4) | 21.1–22.5 | 73 | 22.5 (4.4) | 21.4–23.5 |
Northern Ireland | ||||||
 | Male | Female | ||||
Age (Yrs) | N | Mean (Std) | 95% CI | N | Mean (Std) | 95% CI |
4 | 50 | 16.7 (1.4) | 16.3–17.1 | 54 | 16.2 (1.2) | 15.9–16.5 |
5 | 356 | 16.6 (1.7) | 16.4–16.8 | 365 | 16.6 (1.9) | 16.4–16.8 |
8 | 131 | 17.1 (1.9) | 16.8–17.4 | 119 | 18.1 (3.3) | 17.5–18.7 |
11 | 47 | 19.3 (2.9) | 18.4–20.1 | 57 | 20.3 (3.8) | 19.3–21.4 |
12 | 115 | 19.7 (3.3) | 19.1–20.3 | 122 | 20.2 (3.8) | 19.5–20.8 |
13 | Â | Â | Â | Â | Â | Â |
14 | 108 | 21.6 (3.8) | 20.9–22.4 | 86 | 21.1 (3) | 20.4–21.7 |
15 | 198 | 21.7 (3.6) | 21.2–22.2 | 231 | 22.2 (3.6) | 21.7–22.6 |